0102030405
High-Precision Penta Prism from China Factory – Reliable Suppliers for Enhanced Optical Systems with ±3′ Angular Tolerance
Product Description
Core Functions
- Constant Deflection: Precisely deflects light by 90° (±30 arcsec) regardless of incident angle, eliminating alignment complexity.
- Non-Inverting Imaging: Preserves original image orientation for real-time observation systems.
- Structural Robustness: Monolithic design outperforms dual-mirror systems in vibration and thermal stability.
Technical Specifications
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Materials:
- H-K9L Glass: High transmission in visible range (400–700nm), cost-effective.
- UV Fused Silica: Broadband UV-NIR (185nm–2.1μm), low thermal expansion, laser-resistant.
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Optical Performance:
- Reflective coatings: Aluminum (Al) or dielectric layers (reflectivity >95%), AR-coated entrance/exit faces (MgF₂).
- Clear aperture >90%, surface flatness λ/5 (@632.8nm), scratch/dig 60/40 (upgradable to 40/20).
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Mechanical Tolerances:
- Diameter tolerance 0/-0.1mm, bevel 0.2±45°, angular deviation ±3′ (optional ±1′ high-precision).
Applications
- Optical Metrology: Beam deflection in laser rangefinders and theodolites.
- Imaging Systems: Optical path correction for DSLR viewfinders and endoscopes.
- Industrial Inspection: Stable beam steering in 3D scanners and machine vision.
Customization
- Subassembly Integration: Bonded with wedge prisms or optics for complex modules.
- Specialized Coatings: Au/Ag coatings for IR or high-reflectivity applications.
- Environmental Protection: Black lacquer (e.g., GT-7) shields reflective surfaces from dust/moisture.
Differentiation Highlights
● Ultra-High Alignment: Prism calibration tools with 3 arcsec accuracy ensure industrial repeatability.
● Multi-Scenario Adaptability: UV fused silica variants compatible with 193nm excimer lasers or 1550nm fiber optics.
Manufacturing Capability
Custom & OEM Process

Materials capabilities

Coating capabilities

Advanced Equipment

Custom Sizes and Shapes

Quality Assurance testing

Experienced Team
Company introduction
Frequently Asked Questions
QAre you a factory?
Yes, we are a professional manufacturer of optical components, we have more than 20 years experience in optical cold working.
QWhat is the MOQ of your products?
No MOQ for customer if our product is in stock, or 1-10pcs.
QCan I customize the products based on my requirements?
Yes, we can custom the material, specifications and optical coating for your optical components as your requirement.
QHow many days will samples be finished? How about mass products?
Generally, we need 1-2 days to finish the sample production. As for the mass products, it depends on your order quantity.
QWhat's the delivery time?
(1) For inventory: the delivery time is 1-3 working days.
(2) For customized products: the delivery time is 7 to 25 working days according to the quantity.
QHow do you control the quality?
More than four times quality inspect during production process, we can provide the Quality test report.
Freight & Payment


Visible light band | optical dome
Infrared band | optical dome
UV band | optical dome
General application | optical dome
Special application | optical dome
Aspheric Lens
Spherical Lens
Cylindrical Lenses
Optical Window
Reflecting Mirror
Optical Prism
Infrared (IR) Lens
Large-diameter Visible Lens
Optical Mechanics
Comany Profile
Service
Workshop
Quality Control

